-al a-a a-c aaa aac aae aag aal aan aap ac- aca acc ace acg acl acn acp aea aec aee aeg ael aen aep ag- aga agc age agg agl agn agp al- ala alc ale alg all aln alp an- ana anc ane ang anl ann anp ap- apa apc ape apg apl apn app c-- caa cac cae cag cal can cap cca ccc cce ccg ccl ccn ccp ce- cea cec cee ceg cel cen cep cga cgc cge cgg cgl cgn cgp cl- cla clc cle clg cll cln clp cn- cna cnc cne cng cnl cnn cnp cpa cpc cpe cpg cpl cpn cpp eaa eac eae eag eal ean eap ec- eca ecc ece ecg ecl ecn eea eec eee eeg eel een eep ega egc ege egg egl egn egp ela elc ele elg ell eln elp en- ena enc ene eng enl enn enp ep- epa epc epe epg epl epn epp g-p gaa gac gae gag gal gan gap gca gcc gce gcg gcl gcn gcp ge- gea gec gee geg gel gen gep gga ggc ggg ggn ggp gla glc gle glg gll gln glp gna gnc gne gnl gnn gnp gpa gpc gpe gpg gpl gpn gpp l-p la- laa lac lae lag lal lan lap lca lcc lce lcg lcl lcn lcp lea lec lee leg lel len lep lga lgc lge lgg lgl lgn lgp lla llc lle llg lll lln llp lna lnc lne lng lnl lnn lnp lpa lpc lpe lpg lpl lpn lpp naa nac nae nag nal nan nap nca ncc nce ncg ncl ncn ncp ne- nea nec nee neg nel nen nep nga ngc nge ngg ngl ngn ngp nla nlc nle nlg nll nln nlp nna nnc nne nng nnl nnn nnp npa npc npe npg npl npn npp p-p paa pac pae pag pal pan pap pca pcc pce pcg pcl pcn pcp pea pec pee peg pel pen pep pga pgc pge pgg pgl pgn pgp pla plc ple plg pll pln plp pn- pna pnc pne png pnl pnn pnp ppa ppc ppe ppg ppl ppn ppp